Leetcode Note: Go - Maximum Number of Words You Can Type

func canBeTypedWords(text string, brokenLetters string) int {
    broken := make(map[byte]bool)
    
    for i := 0; i < len(brokenLetters); i++ {
        broken[brokenLetters[i]] = true
    }
    
    res, words := 0, strings.Split(text, " ")
    
    for _, word := range words {
        fully := true
        
        for i := 0; i < len(word); i++ {
            if broken[word[i]] {
                fully = false
                break
            }
        }
        
        if fully {
            res++
        }
    }
    
    return res
}